64694720

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4931}}^1$

素因数の和:4989

約数の個数: 56

約数和(自身を含む): 157843728

約数和(自身を除く): 93149008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 4931, 6560, 9862, 13120, 19724, 24655, 39448, 49310, 78896, 98620, 157792, 197240, 202171, 315584, 394480, 404342, 788960, 808684, 1010855, 1577920, 1617368, 2021710, 3234736, 4043420, 6469472, 8086840, 12938944, 16173680, 32347360, 64694720]

約数ペア:

[(1, 64694720), (2, 32347360), (4, 16173680), (5, 12938944), (8, 8086840), (10, 6469472), (16, 4043420), (20, 3234736), (32, 2021710), (40, 1617368), (41, 1577920), (64, 1010855), (80, 808684), (82, 788960), (160, 404342), (164, 394480), (205, 315584), (320, 202171), (328, 197240), (410, 157792), (656, 98620), (820, 78896), (1312, 49310), (1640, 39448), (2624, 24655), (3280, 19724), (4931, 13120), (6560, 9862)]